:root{--bg:#fff7fa;--card:#fff;--ink:#2b2230;--muted:#7a6f80;--pink:#f06292;--pink-d:#d81b60;--line:#f3dbe5;--err:#b00020;--ok:#1b7f4b}
*{box-sizing:border-box}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;background:var(--pink);color:#fff;flex-wrap:wrap}
.brand{font-weight:700;font-size:18px}
nav{display:flex;gap:14px;align-items:center}
nav a,.link{color:#fff;text-decoration:none;font-weight:600;background:none;border:0;padding:0;cursor:pointer;font:inherit}
nav form{margin:0}
main{max-width:760px;margin:0 auto;padding:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin:0 0 14px}
.card.narrow{max-width:420px;margin:24px auto}
h1{font-size:22px;margin:0 0 8px}h2{font-size:18px;margin:0 0 8px}h3{font-size:16px;margin:16px 0 6px}
.muted{color:var(--muted);font-size:14px}
label{display:block;margin:10px 0;font-weight:600;font-size:14px}
input{display:block;width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit}
button,.btn{display:inline-block;margin-top:8px;padding:10px 16px;border:0;border-radius:10px;background:var(--pink-d);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn.ghost{background:#fff;color:var(--pink-d);border:1px solid var(--pink-d)}
.flash{padding:10px 14px;border-radius:10px;margin:0 0 14px;font-weight:600}
.flash.ok{background:#e6f6ec;color:var(--ok)}.flash.err{background:#fde8ec;color:var(--err)}
.scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
.num{text-align:right}
.errs{color:var(--err);font-size:14px}
code{background:#f6eef2;padding:1px 5px;border-radius:5px}
@media (prefers-color-scheme:dark){
 :root{--bg:#1d1720;--card:#272029;--ink:#f3eaf1;--muted:#b6a8bb;--line:#3a2f3d}
 input{background:#1d1720;color:var(--ink)}.btn.ghost{background:transparent}
 .flash.ok{background:#173a28;color:#8fe0b0}.flash.err{background:#3d1a22;color:#ffb3c0}code{background:#33283a}
}